//#include<stdio.h>
//int main()
//{int i=1,he=0;
//while(i<=100) 
//{////he=he+i;
//i=i+1;
//}
////printf("%d",he);
//return 0;
//}
#include<stdio.h>
int main()
{int i=1,sum=0;
do
{sum=sum+i;
i++;
}
while(i<=100);
printf("sum=%d",sum);
 } 
